feel (或 find) one's legs

become able to stand or walk

站得住（或走得動(dòng)）

get one's leg over

(vulgar slang)(of a man) have sexual intercourse

(粗俚)（男性）與…有一腿（指性交）

have the legs of

(Brit.)be able to go faster or further than (a rival)

(英)比（對(duì)手）跑得更遠(yuǎn)或更快

not have the legs

(of a ball, especially in golf) not have sufficient momentum to reach the desired point

（球，尤指高爾夫球）力度不夠，不到位

not have a leg to stand on

have no facts or sound reasons to support one's argument or justify one's actions

站不住腳

on one's hind legs

(Brit. informal)standing up to make a speech

(英，非正式)起立發(fā)言

he wasn't afraid to get up on his hind legs at a social gathering and talk.

他不怕在社交聚會(huì)上起立發(fā)言。

on one's last legs

near the end of life, usefulness, or existence

奄奄一息，朝不保夕

the foundry business was on its last legs.

鑄造生意朝不保夕。

a leg to stand on&I{【俚語】}

A justifiable or logical basis for defense; support

站得住腳的基礎(chǔ)：有根據(jù)、符合邏輯的辯護(hù)基礎(chǔ)；支持

He doesn't have a leg to stand on in this debate.

在這次辯護(hù)中，他完全站不住腳

a leg up&I{【俚語】}

The act or an instance of assisting; a boost.

幫助：協(xié)助的行為或?qū)嵗恢г?/p>

A position of advantage; an edge

優(yōu)勢(shì)：有利的地位；強(qiáng)處

We have a leg up on the competition.

我們?cè)谶@次競(jìng)爭(zhēng)中享有優(yōu)勢(shì)

on (one's) last legs

At the end of one's strength or resources; ready to collapse, fail, or die.

枯竭，江郎才盡：某人力量或才智的盡頭；即將崩潰、失敗或 亡